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Group 5

  1. Supraspinatus
    Origin
    Insertion
    Action
    O: supraspinous fossa

    I: greater tubercle of the humerus (superior aspect)

    A: abduction of the humerus (synergist- assists the deltoid)
  2. Infraspinatus
    Origin
    Insertion
    Action
    O: infraspinatus fossa

    I: greater tubercle of the humerus (middle facet)

    A: external rotation of the humerus
  3. Teres Minor
    Origin
    Insertion
    Action
    O: lateral border of the scapula

    I: greater tubercle of the humerus (inferior facet)

    A: external rotation of the humerus
  4. Subscapularis
    Origin
    Insertion
    Action
    O: subscapular fossa

    I: lesser tubercle of the humerus

    A: adducts/ medially, internally rotates the humerus
  5. Teres Major
    Origin
    Insertion
    Action
    O: inferior angle of the scapula (dorsal surface)

    I: bicipital/intertubercular groove (medial lip)

    A: adducts/medially, internally rotates the humerus; extends the humerus
Author
GoofieDanie
ID
4384
Card Set
Group 5
Description
Supraspinatus, infraspinatus, teres minor, subscapularis, teres major
Updated

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